This is a contract for the manufacture of a gate valve, requiring compliance with specific military and quality standards, including MIL-STD-129 and ISO 9001. The contractor is responsible for inspection, and the material must be mercury-free for use on submarines and surface ships. A key requirement is that production must occur at the facility named in the contract; any change requires written approval and must include a $250 administrative cost reduction. The location for the inspection of material and final acceptance is to be specified by the bidder.